/*
 * Copyright 2012 Faculty of Informatics - Masaryk University.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package cz.muni.fi.pa165.creatures.ejb.model;

import java.io.Serializable;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;

/**
 * This entity represents a creature we are hunting and we track the position and other information of.
 *
 * @author smikloso
 */
@Entity
public class Creature implements Serializable {

    private static final long serialVersionUID = 209764803026955715L;

    /**
     * Id of the particular creature.
     */
    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    @Column(name = "ID", nullable = false)
    private Long id;

    /**
     * The name of a creature. At least it's name has to be set.
     */
    @Column(name = "NAME", nullable = false, unique = true)
    private String name;

    /**
     * The height of a creature in centimeters.
     */
    @Column(name = "HEIGHT")
    private Integer height;

    /**
     * The weight of a creature in centimeters.
     */
    @Column(name = "WEIGHT")
    private Integer weight;

    /**
     * Actual hit points of a creatures which reflects its injuries and health condition.
     *
     * Value of {@code actualHitPoints} is initially set to {@link CreatureType#maxHitPoints}
     */
    @Column(name = "ACTUAL_HIT_POINTS")
    private Integer actualHitPoints;

    public Creature() {
    }

    /**
     *
     * @param name name of the creature
     */
    public Creature(String name) {
        this.name = name;
    }

    public Long getId() {
        return id;
    }

    public void setId(Long id) {
        this.id = id;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public Integer getHeight() {
        return height;
    }

    public void setHeight(Integer height) {
        this.height = height;
    }

    /**
     * Gets weight of a creature in kilograms.
     *
     * @return weight of a creature in kilograms
     */
    public Integer getWeight() {
        return weight;
    }

    public void setWeight(Integer weight) {
        this.weight = weight;
    }

    public Integer getActualHitPoints() {
        return actualHitPoints;
    }

    public void setActualHitPoints(Integer actualHitPoints) {
        this.actualHitPoints = actualHitPoints;
    }

    @Override
    public String toString() {
        return "Creature{" + "id=" + id + ", name=" + name + '}';
    }

    @Override
    public int hashCode() {
        int hash = 5;
        hash = 97 * hash + (this.id != null ? this.id.hashCode() : 0);
        return hash;
    }

    @Override
    public boolean equals(Object obj) {
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        final Creature other = (Creature) obj;
        if (this.id != other.id && (this.id == null || !this.id.equals(other.id))) {
            return false;
        }
        return true;
    }

}
